A simple GUI-driven application to solve and generate sudoku puzzles through logical means. Also supports manual solving, with pencil marks and cell colouring. Should be able to solve any standard sudoku from a newspaper or magazine.

Instrument tuner. It can help you to tune a piano, a guitar ... Accordeur displays spectrum and calculates the pitch really played. A visual bar allows an easy tuning. Instruments and temperaments are customizable.

A self-contained and portable build system derived from the traditional 4.4BSD system. It implements Bourne configure script generation, concurrent building and it can compile IDE project files. It is portable to most operating systems and make flavors.

RealTimeBattle is a programming game, in which robots controlled by programs are fighting each other. The goal is to destroy the enemies, using the radar to examine the environment and the cannon to shoot.

Clicker is a project for a Multitasking Open-source operating system written from scratch. based on a modular micro kernel. We want to explore new way of designing and using OSes :) [newz: PCI, NE2K and VBE]

LinuxCNC performs real-time control of equipment such as machine tools, robots, and coordinate measuring machines. It runs in realtime under Linux with the RTlinux or RTAI patch. It provides a software PLC, and uses the HAL for flexibility.

The Doodle project aims to provide a language to easily describe
Origami diagrams and produces a ready-to-print document. Doodle will
free creators from diagramming constraints and increase their capability
to share their creations.

Libmodbus is a dynamic library to use Modbus dialog protocol with GNU/Linux.
LibModbus include master, slave and also serial port configuration functions.
GModbusControl is a simple tool tu use with libmodbus